*12V BATTERY REQUIRED. NOT INCLUDED BUILT FOR VEHICLE BORNE ADVENTURE. Whether sleeping in the parking lot up at Mt. Baker, surf trips in the PNW, or those cold winter nights at the cabin, the Topside provides you with the extra heat you need to stay out longer. FITS 1 PERSON WARMEST OUTDOOR HEATED BLANKET: 48W max heat output SMART CONTROLLER: Remembers your settings with built-in safety sensors RECYCLED MATERIAL: Soft Brushed Fleece and Micro-Suede made from 100% recycled polyester 12V Vehicle Adapter Included *Not Compatible with Anker Solix C1000*